Human Impact on Land-M8.1: Levings

Which describes a step people can take to help minimize the effects of using land for agriculture?

• Use more land for farms.

• Increase the number of different pesticides used.

• Remove crops quickly to increase erosion of soil.

• Plant crops that attract many different kinds of insects.

Which is not a negative consequence of clearing land during deforestation?

• Increase in the number of endangered species.

• Increase in the amount of photosynthesis

• Increase in the amount of carbon dioxide in the atmosphere.

• Increase in the chance of flooding in an area.

Which describes an effect of recycling?

• Recycling decreases land usage.

• Recycling increases land usage.

• Recycling increases pollution.

• Recycling stops land from being used.

A group of students designs a model landfill. The purpose of the design is to keep as much liquid as possible in the landfill. Which best describes a step the students should do as they plan their model?

• They should decide what kind of liquid to pur on the model.

• They should compare their model with another group's

• They should decide how to collect the liquid that runs out of the model.

• They should see how many landfills there are in the United States.

Composting means piling up grass and leaves so they can be allowed to gradually decompose. Which describes an impact that composting has on land?

• A decrease in the amount of plastics recyled

• A decrease in the amount of land used for landfills

• A decrease in the amount of groundwater in an area.

• A decrease in the amount of land used for farming.

A new law requires that all newspapers in the nation to use recycled paper. This law will mean that 5600,000 trees each week will be saved. Which describe this law's impact on the nation's forests?

• negative: the amount of carbon dioxide in the air will decrease.

• Negative: the amount of soil in the area will decrease

• positive: the amount of erosion will increase

• POSITIVE: BIODIVERSITY WILL INCREASE.

Urbanization is caused by an increase in population. Which describes the effect of urbanization on land?

• More land will be available for farming.

• More land will be used to build houses.

• More land will be used to grow trees.

• More land will be available for animal habitat.

When human activity and natural process damage land to the point it can no longer support the local ecosystem.

• Urbanization

• Erosion

• Land Degradation

• Deforestation

This image is an example of what type of land degradation

• Desertification

• Deforestation

• Urban Sprawl

• Urbanization

To reduce pollution in the environment, people should ______________ materials.

• recycle
• pollute
• throw away
• clean